MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a2a7f1a122c33439cb2c739aa90e32db3a181f7fe06e50c55da39a2f46a71884. While MalwareBazaar tries to identify whether the sample provided is malicious or not, there is no guarantee that a sample in MalwareBazaar is malicious.

Database Entry


RemusStealer


Vendor detections: 14


Intelligence 14 IOCs YARA 18 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a2a7f1a122c33439cb2c739aa90e32db3a181f7fe06e50c55da39a2f46a71884
SHA3-384 hash: fbeb4ef8f41925e983c1e5fa1c10ed82aa82c20f7a9d4bcb75783d93100c4b2ef80e7d1b266796b29ef4da1a577da343
SHA1 hash: 34562bd93d667853106ca4e2abd917144209de07
MD5 hash: 7c155308903734a94bd3e94438edecfc
humanhash: river-equal-happy-early
File name:WW26A.exe
Download: download sample
Signature RemusStealer
Create hunting rule
File size:3'368'096 bytes
First seen:2026-05-14 23:30:13 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash d42595b695fc008ef2c56aabd8efd68e (370 x Vidar, 94 x Stealc, 92 x Rhadamanthys)
ssdeep 24576:9rV29wArJh+G4w35jIXujcYqS08sZhjQ9Mij7B0FFhele5n923UIXR:9JcrrKG4wpUXycYSsvZIcJR
TLSH T1F9F56C03A855C4B8C0D5B23C94B671D5AA117828DB383FD31E627EA42E767D0AE377C9
TrID 33.1% (.EXE) Win64 Executable (generic) (6522/11/2)
25.6% (.EXE) Win16 NE executable (generic) (5038/12/1)
10.4% (.ICL) Windows Icons Library (generic) (2059/9)
10.3% (.EXE) OS/2 Executable (generic) (2029/13)
10.1% (.EXE) Generic Win/DOS Executable (2002/3)
Magika pebin
dhash icon 69ece6ccecf470b2 (3 x RemusStealer)
Reporter aachum
Tags:exe mascard-biz RemusStealer signed

Code Signing Certificate

Organisation:textranch.com
Issuer:Amazon RSA 2048 M04
Algorithm:sha256WithRSAEncryption
Valid from:2025-08-30T00:00:00Z
Valid to:2026-09-28T23:59:59Z
Serial number: 0c2a27621fd64b52a76c95ba0e510b80
Intelligence: 8 malware samples on MalwareBazaar are signed with this code signing certificate
Thumbprint Algorithm:SHA256
Thumbprint: df0d0fb998cbcfcf9d864fcd2dd83118b59d9120ac8daf64e223d2d33481ad05
Source:This information was brought to you by ReversingLabs A1000 Malware Analysis Platform


Avatar
iamaachum
https://winload1.baselinux.net/ => https://privat34.com/goload3.php => http://144.31.191.28/WW26A.exe

RemusStealer C2:
http://mascard.biz:8768 (146.190.163.32:8768)
http://firewai.biz:48261
http://woodfez.biz:7582

Intelligence

File Origin
# of uploads :
1
# of downloads :
125
Origin country :
ES ES
Vendor Threat Intelligence
No detections
Malware family:
n/a
ID:
1
File name:
exe
Verdict:
Malicious activity
Analysis date:
2026-05-14 23:31:41 UTC
Tags:
stealer remus golang
Link:
https://app.any.run/tasks/8cb2ac09-3bd3-468b-bfdc-14afeecc62f9

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/65946/
Detection(s):
SecuriteInfo.com.Win64.Evo-gen.28994297.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
81.4%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6a065b31953bbcef1c906300
Tags:
injection obfusc crypt
Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
Using the Windows Management Instrumentation requests
DNS request
Connection attempt
Sending an HTTP POST request
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
adaptive-context anti-vm crypt golang signed
Link:
https://www.filescan.io/uploads/6a065b2986e92bda7030a047/reports/23ffaf39-7805-49fc-ba91-cc6cfaa06549/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_90%
Link:
https://www.hybrid-analysis.com/sample/a2a7f1a122c33439cb2c739aa90e32db3a181f7fe06e50c55da39a2f46a71884
Verdict:
Malicious
File Type:
exe x64
First seen:
2026-05-14T14:27:00Z UTC
Last seen:
2026-05-16T18:50:00Z UTC
Hits:
~100
Detections:
Trojan.Win64.Agent.sb BSS:Trojan.Win32.Generic Backdoor.Win64.Gsb.ayf Backdoor.Agent.HTTP.C&C Backdoor.Win64.Gsb.sb
Link:
https://opentip.kaspersky.com/a2a7f1a122c33439cb2c739aa90e32db3a181f7fe06e50c55da39a2f46a71884/results?tab=lookup
Verdict:
Suspicious
Link:
https://analyze.intezer.com/analyses/e84b3c97-c19b-4d16-808b-4b0bdbc73beb
Result
Threat name:
Clipboard Hijacker, REMUS Stealer
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad.mine
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1913796
Signature
Antivirus detection for URL or domain
Contains functionality to compare user and computer (likely to detect sandboxes)
Contains functionality to registers a callback to get notified when the system is suspended or resumed (often done by Miners)
Detected unpacking (creates a PE file in dynamic memory)
Found evasive API chain (may stop execution after checking mutex)
Found malware configuration
Joe Sandbox ML detected suspicious sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Potentially malicious time measurement code found
Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines)
Query firmware table information (likely to detect VMs)
Suricata IDS alerts for network traffic
Tries to harvest and steal browser information (history, passwords, etc)
Tries to harvest and steal ftp login credentials
Tries to steal Crypto Currency Wallets
Tries to steal from password manager
Tries to steal Mail credentials (via file / registry access)
Unusual module load detection (module proxying)
Uses known network protocols on non-standard ports
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected Clipboard Hijacker
Yara detected REMUS Stealer
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1913796 Sample: WW26A.exe Startdate: 15/05/2026 Architecture: WINDOWS Score: 100 34 mascard.biz 2->34 36 fiinterchillers.com 2->36 52 Suricata IDS alerts for network traffic 2->52 54 Found malware configuration 2->54 56 Malicious sample detected (through community Yara rule) 2->56 58 6 other signatures 2->58 9 WW26A.exe 8 2->9         started        14 oobeldr.exe 2->14         started        signatures3 process4 dnsIp5 38 mascard.biz 146.190.163.32, 49692, 8768 UUNETUS United States 9->38 40 95.85.236.201, 3652, 49696 METRONETCZ Czech Republic 9->40 42 fiinterchillers.com 173.231.216.118, 443, 49695 INMOTI-1US United States 9->42 30 C:\Users\user\...\1H1RXu4J9a7P7ZucP.exe, PE32 9->30 dropped 32 C:\Users\user\AppData\Local\...\WW26A.exe.log, ASCII 9->32 dropped 60 Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines) 9->60 62 Query firmware table information (likely to detect VMs) 9->62 64 Tries to steal Mail credentials (via file / registry access) 9->64 72 6 other signatures 9->72 16 1H1RXu4J9a7P7ZucP.exe 1 9->16         started        66 Multi AV Scanner detection for dropped file 14->66 68 Detected unpacking (creates a PE file in dynamic memory) 14->68 70 Contains functionality to registers a callback to get notified when the system is suspended or resumed (often done by Miners) 14->70 20 schtasks.exe 1 14->20         started        file6 signatures7 process8 file9 28 C:\Users\user\AppData\Roaming\...\oobeldr.exe, PE32 16->28 dropped 44 Multi AV Scanner detection for dropped file 16->44 46 Detected unpacking (creates a PE file in dynamic memory) 16->46 48 Found evasive API chain (may stop execution after checking mutex) 16->48 50 4 other signatures 16->50 22 schtasks.exe 1 16->22         started        24 conhost.exe 20->24         started        signatures10 process11 process12 26 conhost.exe 22->26         started       
Score:
84%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/a2a7f1a122c33439cb2c739aa90e32db3a181f7fe06e50c55da39a2f46a71884
Verdict:
inconclusive
YARA:
4 match(es)
Tags:
Executable PE (Portable Executable) PE File Layout Win 64 Exe x64
Link:
https://app.malva.re/file/7c155308903734a94bd3e94438edecfc
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/a2a7f1a122c33439cb2c739aa90e32db3a181f7fe06e50c55da39a2f46a71884/
Verdict:
Malicious
Threat:
Backdoor.Win64.Gsb
Link:
https://tip.neiki.dev/file/a2a7f1a122c33439cb2c739aa90e32db3a181f7fe06e50c55da39a2f46a71884
Threat name:
Win64.Trojan.Generic
Create hunting rule
Status:
Suspicious
First seen:
2026-05-14 23:31:03 UTC
File Type:
PE+ (Exe)
Extracted files:
4
AV detection:
13 of 24 (54.17%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ukt7dijcym2dtszmoonksdrs3m5bqh374bxfbrk5uonc6rvhdcca._file
Verdict:
malicious
Label(s):
remus
Create hunting rule
Similar samples:
error
RemusStealer
Gathering data
Unpacked files
SH256 hash:
a2a7f1a122c33439cb2c739aa90e32db3a181f7fe06e50c55da39a2f46a71884
MD5 hash:
7c155308903734a94bd3e94438edecfc
SHA1 hash:
34562bd93d667853106ca4e2abd917144209de07
Link:
https://www.unpac.me/results/8b5a38c0-4ac3-4c56-9ae0-4f03410dd18f/
Malware family:
RemusStealer
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/a2a7f1a122c3/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.

YARA Signatures

MalwareBazaar uses YARA rules from several public and non-public repositories, such as YARAhub and Malpedia. Those are being matched against malware samples uploaded to MalwareBazaar as well as against any suspicious process dumps they may create. Please note that only results from TLP:CLEAR rules are being displayed.

Rule name:command_and_control
Create hunting rule
Author:CD_R0M_
Description:This rule searches for common strings found by malware using C2. Based on a sample used by a Ransomware group
Rule name:CP_Script_Inject_Detector
Create hunting rule
Author:DiegoAnalytics
Description:Detects attempts to inject code into another process across PE, ELF, Mach-O binaries
Rule name:DebuggerException__SetConsoleCtrl
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DetectGoMethodSignatures
Create hunting rule
Author:Wyatt Tauber
Description:Detects Go method signatures in unpacked Go binaries
Rule name:GoBinTest
Create hunting rule
Rule name:golang
Create hunting rule
Rule name:Golangmalware
Create hunting rule
Author:Dhanunjaya
Description:Malware in Golang
Rule name:golang_binary_string
Create hunting rule
Description:Golang strings present
Rule name:golang_bin_JCorn_CSC846
Create hunting rule
Author:Justin Cornwell
Description:CSC-846 Golang detection ruleset
Rule name:golang_duffcopy_amd64
Create hunting rule
Rule name:Golang_Find_CSC846
Create hunting rule
Author:Ashar Siddiqui
Description:Find Go Signatuers
Rule name:Golang_Find_CSC846_Simple
Create hunting rule
Author:Ashar Siddiqui
Description:Find Go Signatuers
Rule name:HiveRansomware
Create hunting rule
Author:Dhanunjaya
Description:Yara Rule To Detect Hive V4 Ransomware
Rule name:PE_Digital_Certificate
Create hunting rule
Author:albertzsigovits
Rule name:ProgramLanguage_Golang
Create hunting rule
Author:albertzsigovits
Description:Application written in Golang programming language
Rule name:SEH__vectored
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:Suspicious_Golang_Binary
Create hunting rule
Author:Tim Machac
Description:Triage: Golang-compiled binary with suspicious OS/persistence/network strings (not family-specific)
Rule name:ThreadControl__Context
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Web download

RemusStealer

Executable exe a2a7f1a122c33439cb2c739aa90e32db3a181f7fe06e50c55da39a2f46a71884

(this sample)

  
Link
https://tria.ge/260514-24fgyabx4t/behavioral2
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/65946/

Comments